The current online edition of the High Country News has a number of articles on stream restoration and protection. These you can view for free, and are online only.
* In Montana, counties are specifiying streamside setbacks to protect their waterways.
* Bill Zeedyk, the "Riparian Restoration Guru", using "induced meandering", helps streams achieve a healthy flow by using simple rock and wood structures. He "lets the water do the work." Some of my students at the University of New Mexico used his techniques in their field research.
* Dave Rosgen, the "Restoration Cowboy", has been going against the flow for years as he promulgates his approach to stream restoration (this article was originally published in 2003).